A trivia website that has quizzes in all subjects: sports, geography, television, and more. The user types possible answers in a box and once he/she gets a correct answer it shows up on the quiz.

WARNING: Known to be very addictive and can cause massive sleep deprivation. Sporcle-itis is known as the stage of addiction to sporcle.

Joe: Hey dude, are you alright?
John: I'm fine, I'm just incredibly tired. I spent all last night trying to get a perfect score on Countries of the World on Sporcle.
Joe: Dude, I just did that a couple of days ago!